A law student believes that the proportion of registered Republicans in favor of additional tax incentives is greater than the pro portion of registered Democrats in favor of such incentives. The student acquires independent random samples of 200 Republicans and 200 Democrats and finds 109 Republicans and 86 Democrats in favorof additional tax incentives. Use these data to test H0: π1 – π2 ≤ 0 versus H0: π1 – π2 > 0. Give the level of significance for your test
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